# frozen_string_literal: true

require 'watirspec_helper'

module Watir
  describe Image do
    before do
      browser.goto(WatirSpec.url_for('images.html'))
    end

    # Exists method
    describe '#exists?' do
      it 'returns true when the image exists' do
        expect(browser.image(id: 'square')).to exist
        expect(browser.image(id: /square/)).to exist
        expect(browser.image(src: 'images/circle.png')).to exist
        expect(browser.image(src: /circle/)).to exist
        expect(browser.image(alt: 'circle')).to exist
        expect(browser.image(alt: /cir/)).to exist
        expect(browser.image(title: 'Circle')).to exist
      end

      it 'returns the first image if given no args' do
        expect(browser.image).to exist
      end

      it "returns false when the image doesn't exist" do
        expect(browser.image(id: 'no_such_id')).not_to exist
        expect(browser.image(id: /no_such_id/)).not_to exist
        expect(browser.image(src: 'no_such_src')).not_to exist
        expect(browser.image(src: /no_such_src/)).not_to exist
        expect(browser.image(alt: 'no_such_alt')).not_to exist
        expect(browser.image(alt: /no_such_alt/)).not_to exist
        expect(browser.image(title: 'no_such_title')).not_to exist
        expect(browser.image(title: /no_such_title/)).not_to exist
      end

      it "raises TypeError when 'what' argument is invalid" do
        expect { browser.image(id: 3.14).exists? }.to raise_error(TypeError)
      end
    end

    # Attribute methods
    describe '#alt' do
      it 'returns the alt attribute of the image if the image exists' do
        expect(browser.image(id: 'square').alt).to eq 'square'
        expect(browser.image(title: 'Circle').alt).to eq 'circle'
      end

      it "returns an empty string if the image exists and the attribute doesn't" do
        expect(browser.image(index: 0).alt).to eq ''
      end

      it "raises UnknownObjectException if the image doesn't exist" do
        expect { browser.image(index: 1337).alt }.to raise_unknown_object_exception
      end
    end

    describe '#id' do
      it 'returns the id attribute of the image if the image exists' do
        expect(browser.image(title: 'Square').id).to eq 'square'
      end

      it "returns an empty string if the image exists and the attribute doesn't" do
        expect(browser.image(index: 0).id).to eq ''
      end

      it "raises UnknownObjectException if the image doesn't exist" do
        expect { browser.image(index: 1337).id }.to raise_unknown_object_exception
      end
    end

    describe '#src' do
      it 'returns the src attribute of the image if the image exists' do
        expect(browser.image(id: 'square').src).to include('square.png')
      end

      it "returns an empty string if the image exists and the attribute doesn't" do
        expect(browser.image(index: 0).src).to eq ''
      end

      it "raises UnknownObjectException if the image doesn't exist" do
        expect { browser.image(index: 1337).src }.to raise_unknown_object_exception
      end
    end

    describe '#title' do
      it 'returns the title attribute of the image if the image exists' do
        expect(browser.image(id: 'square').title).to eq 'Square'
      end

      it "returns an empty string if the image exists and the attribute doesn't" do
        expect(browser.image(index: 0).title).to eq ''
      end

      it "raises UnknownObjectException if the image doesn't exist" do
        expect { browser.image(index: 1337).title }.to raise_unknown_object_exception
      end
    end

    describe '#respond_to?' do
      it 'returns true for all attribute methods' do
        expect(browser.image(index: 0)).to respond_to(:class_name)
        expect(browser.image(index: 0)).to respond_to(:id)
        expect(browser.image(index: 0)).to respond_to(:style)
        expect(browser.image(index: 0)).to respond_to(:text)
      end
    end

    # Manipulation methods
    describe '#click' do
      it "raises UnknownObjectException when the image doesn't exist" do
        expect { browser.image(id: 'missing_attribute').click }.to raise_unknown_object_exception
        expect { browser.image(class: 'missing_attribute').click }.to raise_unknown_object_exception
        expect { browser.image(src: 'missing_attribute').click }.to raise_unknown_object_exception
        expect { browser.image(alt: 'missing_attribute').click }.to raise_unknown_object_exception
      end
    end

    describe '#height' do
      it 'returns the height of the image if the image exists' do
        expect(browser.image(id: 'square').height).to eq 88
      end

      it "raises UnknownObjectException if the image doesn't exist" do
        expect { browser.image(index: 1337).height }.to raise_unknown_object_exception
      end
    end

    describe '#width' do
      it 'returns the width of the image if the image exists' do
        expect(browser.image(id: 'square').width).to eq 88
      end

      it "raises UnknownObjectException if the image doesn't exist" do
        expect { browser.image(index: 1337).width }.to raise_unknown_object_exception
      end
    end

    # Other
    describe '#loaded?' do
      it 'returns true if the image has been loaded' do
        expect(browser.image(title: 'Circle')).to be_loaded
        expect(browser.image(alt: 'circle')).to be_loaded
        expect(browser.image(alt: /circle/)).to be_loaded
      end

      it 'returns false if the image has not been loaded' do
        expect(browser.image(id: 'no_such_file')).not_to be_loaded
      end

      it "raises UnknownObjectException if the image doesn't exist" do
        expect { browser.image(id: 'no_such_image').loaded? }.to raise_unknown_object_exception
        expect { browser.image(src: 'no_such_image').loaded? }.to raise_unknown_object_exception
        expect { browser.image(alt: 'no_such_image').loaded? }.to raise_unknown_object_exception
        expect { browser.image(index: 1337).loaded? }.to raise_unknown_object_exception
      end
    end
  end
end
